CN104026871A - Folding desk and chair - Google Patents
Folding desk and chair Download PDFInfo
- Publication number
- CN104026871A CN104026871A CN201410244673.1A CN201410244673A CN104026871A CN 104026871 A CN104026871 A CN 104026871A CN 201410244673 A CN201410244673 A CN 201410244673A CN 104026871 A CN104026871 A CN 104026871A
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- backrest
- folding
- chair
- leg
- seat
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- Chairs For Special Purposes, Such As Reclining Chairs (AREA)
Abstract
The invention discloses a folding desk and chair. The folding desk and chair comprises a main support, a desk plate, a chair surface, armrests, a backrest, a front support leg and a back support leg, wherein the desk plate is hinged to the top end of the main support; the armrests are located on two sides of the chair surface; the backrest is mounted at back ends of the armrests; the front support leg and the back support leg support the chair surface in a front-and-back crossed manner; a chair bottom plate is arranged at the bottom of the chair surface; a rotating shaft extending downwards is arranged in the middle of the bottom surface of the chair bottom plate; a lower connecting plate is arranged below the chair bottom plate; the rotating shaft can rotationally penetrate through the lower connecting plate. The folding desk and chair is novel in structure; all parts can be folded, so that the folding desk and chair is small in occupied space when being folded; the chair surface can be rotated, the height of a seat can be adjusted, and the folding desk and chair is convenient to use and reliable in support.
Description
Technical field
The present invention relates to a kind of desk and chair, especially relate to a kind of folding-type school desk chair.
Background technology
Traditional desk and chair, take up room larger, be inconvenient to move, then engender in recent years some folding desk and chairs, still, even if existing folding-type school desk chair can fold, but still need to take not little space, and, in the time that front-seat student need to follow rear row student call for Votes, tradition Folding desk chair does not possess spinfunction, uses inconvenience.
Summary of the invention
For solving above technical problem, the invention provides one little, easy to use, the rotatable folding-type school desk chair that takes up room.
Technical scheme is as follows:
A kind of folding-type school desk chair, comprise main support, be hinged on table, the seat on described main support top, the handrail that is positioned at described seat both sides, the backrest that is arranged on described armrest rear end and front and back and support across front leg strut and the rear support leg of described seat, its key is: described seat bottom is provided with seat plate, middle part, described seat plate bottom surface is provided with the rotating shaft to downward-extension, seat plate below is provided with lower linking plate, and rotating shaft is rotationally through described lower linking plate;
Described lower linking plate has the supporting leg of at least two subtend downward-extensions journal stirrup is installed, described front leg strut and rear support leg upper end lay respectively at wherein a pair of supporting leg and install between journal stirrup, described supporting leg is installed the shaft hole of journal stirrup along cushion base plate plane lateral direction penetrating, described front leg strut and rear support leg upper end offer through hole, in described through hole and shaft hole, be equipped with rotationally same rotating shaft, upper end and the lower linking plate junction of the upper end of described front leg strut and lower linking plate junction and rear support leg all have retaining mechanism.
Adopt above structure, make seat plate can drive seat to rotate together, in the time needing to exchange between front and rear row user, chair can turn over use, very convenient; In described through hole and shaft hole, be equipped with rotationally same rotating shaft, lower linking plate, cushion base plate and seat can be done as a whole along rotating shaft upset, meanwhile, forward and backward supporting leg also can rotate along rotating shaft; The upper end of described forward and backward supporting leg and lower linking plate junction also have retaining mechanism, have ensured that forward and backward supporting leg can be supported on described cushion base plate bottom reliably.
As a further improvement on the present invention, during for guarantee open mode of the present invention, the locking of front and back supporting leg, described retaining mechanism comprises locking pin, be opened in supporting leg respectively installs on journal stirrup and the pin shaft hole of front leg strut, rear support leg upper end, described locking pin is through pin shaft hole, and two ends are overlapped on described supporting leg and install on journal stirrup.
Further, described handrail is oppositely arranged on the both sides of seat plate, and handrail upper end is provided with the backrest block extending internally near backrest one side, adopt above structure, and handrail also can be rotated with cushion base plate.
Further, described backrest comprises the back panel of arc, backrest base plate and connect described back panel and the backrest retainer of backrest base plate, described back panel and backrest base plate are riveted on respectively backrest retainer both sides, described backrest retainer top has outward extending projection, lower hinge is on described handrail, in the time that backrest is opened, backrest block butt on described backrest retainer lower end and handrail, in the time of folding backrest, described projection is overlapped on handrail, back panel is designed to arc, more meet ergonomics requirement, the double-decker of backrest simultaneously, make the present invention in the time separately backrest being overturn, described backrest base plate can serve as seat and use, so can adjust seat height, easy to use.
Further, when making open mode of the present invention, front and back supporting leg can more firmly support on the ground, and simultaneously convenient folding, described front leg strut comprises 2 front leg strut bodies that be arranged in parallel and is applied in described front leg strut body lower end front leg strut transverse tube parallel to the ground; Described rear support leg comprises rear support leg body and be applied in described rear support leg body lower end rear support leg transverse tube parallel to the ground, and described rear support leg transverse tube one end is hinged on main support.
Further, described table comprises fixing table, adjusts table and surrounds described fixing table and adjust the U-shaped framework of table, described fixing table is installed in a uncovered side of U-shaped framework, described adjustment table is hinged on the opposite side of U-shaped framework, be provided with wedge at the pin joint of adjusting table and U-shaped framework, the closing end of described U-shaped framework is hinged on main support upper end; Described main support upper end has U-shaped table support, and described U-shaped framework is through table support, and opening one side of described table support is provided with table locking pin, adopts above structure, and in the time that user needs, certain angle can be opened in table one end; The closing end of described U-shaped framework is hinged on main support upper end can make table entirety fold along main support upper end; Wedge be set be the secure support when ensureing that adjusting table opens; Main support upper end arranges U-shaped table support, U-shaped framework is through table support, and opening one side of table support is provided with table locking pin, in the time that table is opened normal use, can flatly be supported on main support upper end, take off table locking pin and can realize the folding of table.
Further, described main support bottom is hinged with the U-shaped bracing frame extending back, and adopts above structure, and while making the present invention's entirety open mode, main support does not need to fix on the ground, can realize stable support.
Beneficial effect: adopt the folding-type school desk chair of above technical scheme, novel structure, all parts all can fold, and take up room little when folding, seat can rotate, and can regulate seat height, easy to use, support reliable.
Brief description of the drawings
Fig. 1 is perspective view of the present invention;
Fig. 2 is the structural representation of seat plate and lower linking plate annexation in the present invention;
Fig. 3 is the perspective view of seat plate and lower linking plate annexation in the present invention;
Fig. 4 is the perspective view that the present invention adjusts table open mode;
Fig. 5 is the perspective view of seat rotation status of the present invention;
Fig. 6 is the perspective view of folding backrest state of the present invention;
Perspective view when Fig. 7 is foldable integral state of the present invention.
Detailed description of the invention
Below in conjunction with example and accompanying drawing, the invention will be further described:
As depicted in figs. 1 and 2, a kind of folding-type school desk chair, comprise main support 100, be hinged on the table 200 on described main support 100 tops, seat 300, be positioned at the handrail 400 of described seat 300 both sides, be arranged on the backrest 500 of described handrail 400 rear ends and front and back and support across front leg strut 600 and the rear support leg 610 of described seat 300, wherein, described seat 300 bottoms are provided with seat plate 310, described seat plate 310 middle parts, bottom surface are provided with the rotating shaft 311 to downward-extension, seat plate 310 belows are provided with lower linking plate 320, rotating shaft 311 is rotationally through described lower linking plate 320,
Can find out in conjunction with Fig. 2 and Fig. 3, described lower linking plate 320 has the supporting leg of at least two subtend downward-extensions journal stirrup 321 is installed, described front leg strut 600 and rear support leg 610 upper ends lay respectively at wherein a pair of supporting leg and install between journal stirrup 321, described supporting leg is installed the shaft hole 322 of journal stirrup 321 along cushion base plate plane lateral direction penetrating, described front leg strut 600 and rear support leg 610 upper ends offer through hole, in described through hole and shaft hole 322, be equipped with rotationally same rotating shaft 330, the upper end of the upper end of described front leg strut 600 and lower linking plate 320 junctions and rear support leg 610 and lower linking plate 320 junctions all have retaining mechanism.
It can also be seen that in conjunction with Fig. 2 and Fig. 3, described retaining mechanism comprises locking pin 340, be opened in supporting leg installs the pin shaft hole 323 on the upper end of journal stirrup 321 and forward and backward supporting leg, described locking pin 340 is through pin shaft hole 323, two ends are overlapped on described supporting leg and install on journal stirrup 321, in the time that needs fold, locking pin 340 can take off.
As shown in Figure 4, described handrail 400 and the both sides that are oppositely arranged on seat plate 310, handrail 400 upper ends are provided with the backrest block 410 extending internally near backrest 500 1 sides.
As shown in Figure 5 and Figure 6, described backrest 500 comprises back panel 510, the backrest base plate 520 of arc and connects the backrest retainer 530 of described back panel 510 and backrest base plate 520, described back panel 510 and backrest base plate 520 are riveted on respectively backrest retainer 530 both sides, described backrest retainer 530 tops have outward extending projection 531, lower hinge is on described handrail 400, in the time that backrest is opened, backrest block 410 butts on described backrest retainer 530 lower ends and handrail 400, in the time of folding backrest, described projection 531 is overlapped on handrail 400.
As shown in Figure 4, described front leg strut 600 comprises 2 front leg strut bodies that be arranged in parallel 601 and is applied in described front leg strut body 601 lower ends front leg strut transverse tube 602 parallel to the ground; Described rear support leg 610 comprises rear support leg body 611 and is applied in described rear support leg body 611 lower ends rear support leg transverse tube 612 parallel to the ground, and described rear support leg transverse tube 612 one end are hinged on main support 100.
Referring to Fig. 4, described table 200 is split-type structural, comprise fixing table 210, adjust table 220 and surround described fixing table 210 and adjust the U-shaped framework 230 of table 220, described fixing table 210 is installed in a uncovered side of U-shaped framework 230, described adjustment table 220 is hinged on the opposite side of U-shaped framework 230, be provided with wedge 240 at the pin joint of adjusting table 220 and U-shaped framework 230, the closing end of described U-shaped framework 230 is hinged on main support 100 upper ends; Described main support 100 upper ends have U-shaped table support 110, and described U-shaped framework 230 is through table support 110, and opening one side of described table support 110 is provided with table locking pin 120.
Be it can also be seen that by Fig. 4, described main support 100 bottoms are hinged with the U-shaped bracing frame 130 extending back.
When use, open bracing frame 130 main support 100 is supported on ground, front leg strut 600 is strutted, and lock by locking pin 340, then open successively seat base plate 310, backrest 500 and table 200 and can normally use; When needs are during to recoil, directly hold handrail 400 rotary seat base plates 310; In the time that height of seat is not satisfied the demand, can also be by folding backrest 500, now backrest base plate 520 can directly use as seat.
As shown in Figure 7, need to fold time, by folding backrest 500, seat plate 310 is turn to vertical direction, take off the locking pin 340 of forward and backward supporting leg upper end, supporting leg before and after packing up, takes off table locking pin 120, and upset table 200 flushes with main support 100, lift U-shaped bracing frame 130, can complete foldingly, entirety of the present invention can also be fallen after folding, to facilitate carrying.
To the above-mentioned explanation of disclosed case study on implementation, make professional and technical personnel in the field can realize or use the present invention.To be apparent for those skilled in the art to the multiple amendment of these case study on implementation, General Principle as defined herein can, in the situation that not departing from the spirit or scope of the present invention, realize in other case study on implementation.Therefore, the present invention will can not be restricted to these case study on implementation shown in this article, but will meet the widest scope consistent with principle disclosed herein and features of novelty.
Claims (7)
1. a folding-type school desk chair, comprise main support (100), be hinged on the table (200) on described main support (100) top, seat (300), be positioned at the handrail (400) of described seat (300) both sides, be arranged on the backrest (500) of described handrail (400) rear end and front and back and support across front leg strut (600) and the rear support leg (610) of described seat (300), it is characterized in that: described seat (300) bottom is provided with seat plate (310), middle part, described seat plate (310) bottom surface is provided with the rotating shaft (311) to downward-extension, seat plate (310) below is provided with lower linking plate (320), rotating shaft (311) is rotationally through described lower linking plate (320),
Described lower linking plate (320) has the supporting leg of at least two subtend downward-extensions journal stirrup (321) is installed, described front leg strut (600) and rear support leg (610) upper end lay respectively at wherein a pair of supporting leg and install between journal stirrup (321), described supporting leg is installed the shaft hole (322) of journal stirrup (321) along cushion base plate plane lateral direction penetrating, described front leg strut (600) and rear support leg (610) upper end offer through hole, in described through hole and shaft hole (322), be equipped with rotationally same rotating shaft (330), the upper end of the upper end of described front leg strut (600) and lower linking plate (320) junction and rear support leg (610) and lower linking plate (320) junction all have retaining mechanism.
2. folding-type school desk chair according to claim 1, it is characterized in that: described retaining mechanism comprises locking pin (340), be opened in supporting leg respectively installs the pin shaft hole (323) of the upper and front leg strut (600) of journal stirrup (321), rear support leg (610) upper end, described locking pin (340) is through pin shaft hole (323), and two ends are overlapped on described supporting leg and install on journal stirrup (321).
3. folding-type school desk chair according to claim 2, it is characterized in that: described handrail (400) is oppositely arranged on the both sides of seat plate (310), handrail (400) upper end is provided with the backrest block (410) extending internally near backrest (500) one sides.
4. according to the folding-type school desk chair described in claim 1 or 2 or 3, it is characterized in that: described backrest (500) comprises the back panel (510) of arc, backrest base plate (520) and connect described back panel (510) and the backrest retainer (530) of backrest base plate (520), described back panel (510) and backrest base plate (520) are riveted on respectively backrest retainer (530) both sides, described backrest retainer (530) top has outward extending projection (531), lower hinge is on described handrail (400), in the time that backrest is opened, backrest block (410) butt on described backrest retainer (530) lower end and handrail (400), in the time of folding backrest, described projection (531) is overlapped on handrail (400).
5. according to the folding-type school desk chair described in claim 1 or 2 or 3, it is characterized in that: described front leg strut (600) comprises 2 front leg strut bodies (601) that be arranged in parallel and is applied in described front leg strut body (601) lower end front leg strut transverse tube (602) parallel to the ground; Described rear support leg (610) comprises rear support leg body (611) and is applied in described rear support leg body (611) lower end rear support leg transverse tube (612) parallel to the ground, and described rear support leg transverse tube (612) one end is hinged on main support (100).
6. according to the folding-type school desk chair described in claim 1 or 2 or 3, it is characterized in that: described table (200) comprises fixing table (210), adjust table (220) and surround described fixing table (210) and the U-shaped framework (230) of adjustment table (220), described fixing table (210) is installed in a uncovered side of U-shaped framework (230), described adjustment table (220) is hinged on the opposite side of U-shaped framework (230), be provided with wedge (240) at the pin joint of adjusting table (220) and U-shaped framework (230), the closing end of described U-shaped framework (230) is hinged on main support (100) upper end, described main support (100) upper end has U-shaped table support (110), described U-shaped framework (230) is through table support (110), and opening one side of described table support (110) is provided with table locking pin (120).
7. according to the folding-type school desk chair described in claim 1 or 2 or 3, it is characterized in that: described main support (100) bottom is hinged with the U-shaped bracing frame (130) extending back.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410244673.1A CN104026871B (en) | 2014-06-04 | 2014-06-04 | Folding-type school desk chair |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410244673.1A CN104026871B (en) | 2014-06-04 | 2014-06-04 | Folding-type school desk chair |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104026871A true CN104026871A (en) | 2014-09-10 |
| CN104026871B CN104026871B (en) | 2016-01-20 |
Family
ID=51458037
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410244673.1A Expired - Fee Related CN104026871B (en) | 2014-06-04 | 2014-06-04 | Folding-type school desk chair |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104026871B (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104687824A (en) * | 2015-02-12 | 2015-06-10 | 柳州职业技术学院 | Folding study chair |
| CN104720278A (en) * | 2015-04-08 | 2015-06-24 | 福州大学 | Modularized foldable desk and using method thereof |
| CN106213893A (en) * | 2016-08-11 | 2016-12-14 | 华文进 | A kind of antibacterial public chair |
| CN109567440A (en) * | 2018-10-30 | 2019-04-05 | 王立菊 | Rotatable desk and chair external member for teaching combines the unit |
| CN110934417A (en) * | 2019-10-29 | 2020-03-31 | 厦门新技术集成有限公司 | Simple folding table |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2388864Y (en) * | 1999-07-15 | 2000-07-26 | 赵越 | Integrated desk |
| CN1278417A (en) * | 1999-06-18 | 2001-01-03 | 设计研究和发展中心股份有限公司 | Foldable chair |
| JP2003038295A (en) * | 2001-07-30 | 2003-02-12 | Toyo Kogei:Kk | Revolving chair |
| US20050099040A1 (en) * | 2003-11-12 | 2005-05-12 | Mills Robert J. | Chair and desk combination |
| CN203073770U (en) * | 2012-11-30 | 2013-07-24 | 田金泉 | Rotating chair |
-
2014
- 2014-06-04 CN CN201410244673.1A patent/CN104026871B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1278417A (en) * | 1999-06-18 | 2001-01-03 | 设计研究和发展中心股份有限公司 | Foldable chair |
| CN2388864Y (en) * | 1999-07-15 | 2000-07-26 | 赵越 | Integrated desk |
| JP2003038295A (en) * | 2001-07-30 | 2003-02-12 | Toyo Kogei:Kk | Revolving chair |
| US20050099040A1 (en) * | 2003-11-12 | 2005-05-12 | Mills Robert J. | Chair and desk combination |
| CN203073770U (en) * | 2012-11-30 | 2013-07-24 | 田金泉 | Rotating chair |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104687824A (en) * | 2015-02-12 | 2015-06-10 | 柳州职业技术学院 | Folding study chair |
| CN104720278A (en) * | 2015-04-08 | 2015-06-24 | 福州大学 | Modularized foldable desk and using method thereof |
| CN104720278B (en) * | 2015-04-08 | 2017-01-25 | 福州大学 | Modularized foldable desk and using method thereof |
| CN106213893A (en) * | 2016-08-11 | 2016-12-14 | 华文进 | A kind of antibacterial public chair |
| CN109567440A (en) * | 2018-10-30 | 2019-04-05 | 王立菊 | Rotatable desk and chair external member for teaching combines the unit |
| CN110934417A (en) * | 2019-10-29 | 2020-03-31 | 厦门新技术集成有限公司 | Simple folding table |
| CN110934417B (en) * | 2019-10-29 | 2022-05-13 | 厦门新技术集成有限公司 | Simple folding table |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104026871B (en) | 2016-01-20 |
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Granted publication date: 20160120 Termination date: 20170604 |
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| CF01 | Termination of patent right due to non-payment of annual fee |